245525156 has 6 divisors (see below), whose sum is σ = 429669030. Its totient is φ = 122762576.

The previous prime is 245525149. The next prime is 245525173. The reversal of 245525156 is 651525542.

It can be written as a sum of positive squares in only one way, i.e., 134560000 + 110965156 = 11600^2 + 10534^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30690641 + ... + 30690648.

It is an arithmetic number, because the mean of its divisors is an integer number (71611505).

Almost surely, 2^245525156 is an apocalyptic number.

It is an amenable number.

245525156 is a deficient number, since it is larger than the sum of its proper divisors (184143874).

245525156 is a wasteful number, since it uses less digits than its factorization.

245525156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61381293 (or 61381291 counting only the distinct ones).

The product of its digits is 60000, while the sum is 35.

The square root of 245525156 is about 15669.2423556469. The cubic root of 245525156 is about 626.1792400825.

The spelling of 245525156 in words is "two hundred forty-five million, five hundred twenty-five thousand, one hundred fifty-six".